Pen mandrel



FIG. 1 is a top left isometric prospective view of a pen mandrel inaccordance with my design.

FIG. 2 is a front elevation view of a pen mandrel in accordance with mydesign.

FIG. 3 is a rear elevation view of a pen mandrel in accordance with mydesign.

FIG. 4 is a top plan view of a pen mandrel in accordance with my design.

FIG. 5 is a bottom plan view of a pen mandrel in accordance with mydesign.

FIG. 6 is a left side elevation view of a pen mandrel in accordance withmy design.

FIG. 7 is a right side elevation view of a pen mandrel in accordancewith my design.

FIG. 8 is a partial cross sectional view of a pen mandrel looking in thedirection of line 8-8 indicated in FIG.4 in accordance with my design;and,

FIG. 9 is a partial cross sectional view of a pen mandrel looking in thedirection of line 9-9 indicated in FIG.4 in accordance with my design.

The broken lines in the drawings depict portions of the pen mandrel thatform no part of the claimed design. The pen mandrel is further shownwith a symbolic break in its length. The appearance of any portionbetween the break lines forms no part of the claimed design.

CLAIM The ornamental design for a pen mandrel, as shown and described.